19145-1804 BU  422

 
 
19h 14m 32.96s -18 03' 35.1" P.A. 31 sep 12.2 mag 8.31,12.10 Sp F2V
 
 
Coord 2000
19145-1804
Discov num
BU  422
Comp
Coord arcsec 2000
19 14 32.96 -18 03 35.1
Date first
1891
Date last
2015
Obs
8
Pa first
44
Pa last
31
P.A. Now (θ)
31°
Sep first
12.3
Sep last
12.2
Sep. Now (ρ)
12.2"
Mag pri
8.31
Mag sec
12.10
delta mag (ΔM)
3.79
Spectral class
F2V (yellow-white)
Pri motion ra
+014
Sec motion ra
-003
Pri motion dec
-010
Sec motion dec
+013
Notes
rPM=0.872
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
last precise pa
31.3
last precise sep
12.211
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19145-1804 BU 422 1998 6 33 12.2 8.50 12.10 F2V D 191432.96-180335.1
19145-1804 BU 422 1999 7 33 12.2 8.50 12.10 F2V D 191432.96-180335.1
19145-1804 BU 422 2010 8 32 11.3 8.31 12.10 F2V 191432.96-180335.1
19145-1804 BU 422 2015 8 31 12.2 8.31 12.10 F2V 191432.96-180335.1

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